CVE-2012-2663

Priority
Description
extensions/libxt_tcp.c in iptables through 1.4.21 does not match TCP
SYN+FIN packets in --syn rules, which might allow remote attackers to
bypass intended firewall restrictions via crafted packets. NOTE: the
CVE-2012-6638 fix makes this issue less relevant.
Notes
tyhicksThis is an iptables userspace issue. A kernel CVE may also be
assigned, but it will be under a different CVE identifier.
Package
Upstream:needed
Ubuntu 12.04 ESM (Precise Pangolin):needed
Ubuntu 14.04 ESM (Trusty Tahr):needed
Ubuntu 16.04 LTS (Xenial Xerus):needed
Ubuntu 18.04 LTS (Bionic Beaver):needed
Ubuntu 19.04 (Disco Dingo):needed
Ubuntu 19.10 (Eoan Ermine):needed
Ubuntu 20.04 (Focal Fossa):needed
More Information

Updated: 2019-12-05 19:14:58 UTC (commit 0aa5e7c87c8b55d2ec5c7f4ca1179cf75de91961)